19671040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 50417640

約数和(自身を除く): 30746600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 113, 128, 136, 160, 170, 226, 256, 272, 320, 340, 452, 512, 544, 565, 640, 680, 904, 1024, 1088, 1130, 1280, 1360, 1808, 1921, 2048, 2176, 2260, 2560, 2720, 3616, 3842, 4352, 4520, 5120, 5440, 7232, 7684, 8704, 9040, 9605, 10240, 10880, 14464, 15368, 17408, 18080, 19210, 21760, 28928, 30736, 34816, 36160, 38420, 43520, 57856, 61472, 72320, 76840, 87040, 115712, 122944, 144640, 153680, 174080, 231424, 245888, 289280, 307360, 491776, 578560, 614720, 983552, 1157120, 1229440, 1967104, 2458880, 3934208, 4917760, 9835520, 19671040]

約数ペア:

[(1, 19671040), (2, 9835520), (4, 4917760), (5, 3934208), (8, 2458880), (10, 1967104), (16, 1229440), (17, 1157120), (20, 983552), (32, 614720), (34, 578560), (40, 491776), (64, 307360), (68, 289280), (80, 245888), (85, 231424), (113, 174080), (128, 153680), (136, 144640), (160, 122944), (170, 115712), (226, 87040), (256, 76840), (272, 72320), (320, 61472), (340, 57856), (452, 43520), (512, 38420), (544, 36160), (565, 34816), (640, 30736), (680, 28928), (904, 21760), (1024, 19210), (1088, 18080), (1130, 17408), (1280, 15368), (1360, 14464), (1808, 10880), (1921, 10240), (2048, 9605), (2176, 9040), (2260, 8704), (2560, 7684), (2720, 7232), (3616, 5440), (3842, 5120), (4352, 4520)]